Safety Flash
Permit to Work and Isolation procedure not followed
Permit to Work and Isolation procedure not followed
- IMCA
- Safety Flash
- IMCA SF 05/22
- Electrical SafetyIsolationPermit to Work
- Arc flashElectrical safety
- Electrical isolationElectrical work
- Switchgear
- Energy and process isolationLockout and tagoutOperating and work proceduresPermit to work
- Marine industry
- Vessel
Summary
An electrician replacing fuses in a live 930V DC vessel drive cabinet experienced an arc flash without injury. The flash examines absent work permits, unsecured and untagged isolation, inadequate procedures and failure to check isolation before work. Actions focus on reviewing work controls and following workplace instructions.
Classifications: Arc flash; arc fault; arc-flash.
Classifications: Electrical safety; electrical hazards.
Classifications: Electrical isolation; electrical lockout.
Classifications: Electrical work; electrical maintenance.
Classifications: Switchgear; switch gear.
Classifications: Energy and process isolation; isolation; energy isolation.
Classifications: Lockout and tagout; LOTO; lockout/tagout.
Classifications: Operating and work procedures.
Classifications: Permit to work; PTW; work permit.
Classifications: Marine industry; shipping industry; maritime sector.
Classifications: Vessel; aboard ship; onboard vessel.
Summary
An electrician installed fuses on a 930V DC electrical system while the system was live.
IMCA SF 05/22. Themes: electrical safety, isolation, permit to work.